Single size Test-Ball® plugs are designed to test drain, vent and waste systems in every type of pipe|Natural rubber body provides excellent expansion and a great seal in round and out-of-round pipe|Inflatable design can fit through test tees, sanitary tees, floor drains and other hard to access pipe openings|Ideal for testing DWV plumbing systems at pressures upto 13 psi or with 30 ft of head pressure|Utilizes a standard tire air fitting for easy connections|Ring and chain assembly helps prevent the plug from being drawn into DWV systems during tests|Zinc plated steel chain and ring handle acts as an anchor to prevent plug from sliding down a line|Fits easily through test tees, sanitary tees, floor drains and other tight situations|Broader expansion range than mechanical plugs

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